- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 9/04 - Single movable plate with two or more apertures of graded size, e.g. sliding plate or pivoting plate
Patent holdings for IPC class G03B 9/04
Total number of patents in this class: 29
10-year publication summary
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0
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4
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5
|
3
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0
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1
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2
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1
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2
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Innotek Co., Ltd. | 7722 |
5 |
| FUJIFILM Corporation | 29543 |
2 |
| Samsung Electro-mechanics Co., Ltd. | 5648 |
2 |
| PPG Industries Ohio, Inc. | 3443 |
2 |
| Canon Denshi Kabushiki Kaisha | 182 |
2 |
| Vantage Film GmbH | 14 |
2 |
| Samsung Electronics Co., Ltd. | 147501 |
1 |
| LG Electronics Inc. | 73531 |
1 |
| Sony Ericsson Mobile Communications AB | 1755 |
1 |
| Olympus Corporation | 13151 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31806 |
1 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 12600 |
1 |
| Medit Corporation | 347 |
1 |
| Seiko Holdings Kabushiki Kaisha, TA Seiko Holdings Corporation | 25 |
1 |
| Seiko Precision Inc. | 111 |
1 |
| Synaptive Medical (Barbados) Inc. | 142 |
1 |
| Synaptive Medical Inc. | 589 |
1 |
| Kbf Co., Ltd. | 3 |
1 |
| Aether Optics, LLC | 5 |
1 |
| Yogipin Co. ,ltd. | 1 |
1 |
| Other owners | 0 |